<h1>Can you manage this "missing number"puzzle?</h1>

Free on line practice

Find the missing numbers

Puzzle 130

By Panos Kalliantasis

Can you find the missing number?
Can you figure it out?  Ready, set, go!

Did you figure it out?

This is a tricky missing number puzzle.

Try hard to solve this.

We reveal the answer below.

Correct answer is 8 and 40

The pattern is:

If the numbers of column are A,B,C,D
Column A,B,C,D

A^2-B^2=C
C^2-B^2=D

 

First column

 

3^2-2^2=9-4=5

5^2-2^2=25-4=21

 

Second column

 

5^2-4^2=25-16=9

9^2-4^2=81-16=65

Third column

3^2-1^2=9-1=8

Missing number is 8

Fourth column

7^2-3^2=49-9=40

Missing number is 40

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